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Declan Grabb

  • Chicago, IL
  • Psychiatrist
NPI1790312155
Part D claims, 2024
138
Publications
1
State license
1
Year NPI issued
2020
Practice address
251 E Huron St, Chicago, IL 60611
Practice phone
Call (312) 926-2000
Professional email
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Personal email
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Mobile number
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Social profiles

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Declan Grabb is a psychiatrist in Chicago, Illinois

Declan Grabb practices in Chicago, Illinois.

Declan Grabb's NPI, 1790312155, was assigned on March 25, 2020. Declan Grabb holds Illinois license 125076373.

NPI and contact details
NPI
1790312155NPI Registry (opens in a new tab)
NPI enumeration date
March 25, 2020
NPI status
Active
Practice phone
(312) 926-2000
Professional email
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Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Declan Grabb's practice address is in Chicago, Illinois

Declan Grabb's practice address in the NPI Registry is 251 E Huron St, Chicago, IL 60611, in Cook County. The practice phone is (312) 926-2000.

  • NPI Registry address
    251 E Huron St, Chicago, IL 60611 · Cook CountyPhone(312) 926-2000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Declan Grabb's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Declan Grabb practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Declan Grabb's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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Declan Grabb is one of 1,527 psychiatrists in Illinois

Psychiatry is Declan Grabb's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Declan Grabb is licensed in Illinois.

Specialties and state licenses

  • Psychiatry, IllinoisPrimaryLicense 125076373 · taxonomy 2084P0800X

Psychiatrists near Declan Grabb

Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.

1,527psychiatrists in Illinois517psychiatrists in Chicago

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Declan Grabb wrote 138 Medicare Part D claims in 2024

In 2024, Declan Grabb wrote 138 Medicare Part D claims for 23 patients. 93% of them were for generic drugs. CMS names the drug for 52 of them, across 3 drugs with 11 or more claims each, at $5,874 in total drug cost. In 2023, CMS named 167 claims across 7 drugs.

Part D claims, 2024138
Drugs named by CMS3
Total drug cost$5,874
Part D patients23

Declan Grabb's Part D claims by kind of drug, 2024

  • Generic128 claims93%
  • Brand-name and other10 claims7%

Declan Grabb's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Declan Grabb's Part D claims, 2024

  • Antipsychotics, patients 65 and over16%22 of 138 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1672024: 5269%

Drugs named by CMS: 3 in 2024, 7 in 2023.

See all prescribing by Declan Grabb

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Declan Grabb has 1 publication on record

Dmand AI links 1 paper to Declan Grabb. Declan Grabb's most frequent co-author is Cara Angelotta, MD.

Papers1

Declan Grabb's most frequent co-authors

Recent publications by Declan Grabb

See all 1 publications and co-authors

See who Declan Grabb researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Declan Grabb works with, so you can find a warm path to the right psychiatrists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Sources for Declan Grabb's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Declan Grabb

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Declan Grabb's NPI number?

Declan Grabb's NPI number is 1790312155. It was assigned on March 25, 2020, and it is active in the NPI Registry.

What does Declan Grabb specialize in?

Declan Grabb is a psychiatrist in Chicago, Illinois. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).

Where does Declan Grabb practice?

Declan Grabb practices at 251 E Huron St, Chicago, IL 60611.

What is Declan Grabb's office phone number?

The practice phone on file for Declan Grabb is (312) 926-2000.

What is Declan Grabb's medical license number?

Declan Grabb holds Illinois license 125076373.

What drugs does Declan Grabb prescribe most?

In 2024 Medicare Part D data, Declan Grabb's most prescribed drugs by claims were Escitalopram Oxalate, Sertraline HCl and Quetiapine Fumarate.

How long has Declan Grabb been practicing?

Declan Grabb's NPI was assigned in 2020.

Does Declan Grabb do research?

Dmand AI links 1 publication to Declan Grabb.

Who does Declan Grabb publish with?

Declan Grabb's most frequent co-authors are Cara Angelotta, MD (1 shared paper).

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